<head>
<title>my read record</title>
<style>
iframe{
margin:0px auto;
width:50%;
height:100%;
float:left;
border:0;
background:#CCCCCC;
}
</style>
</head>
<body>

    <iframe id='aframe' src="https://weread.qq.com/"></iframe>

    <iframe id='bframe' src="https://www.zhixi.com/"></iframe>

</body>